| TANKO ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| TANKO FUNG COMPANY LIMITED | Private company limited by shares | Live |
| TANKO GROUP LIMITED | Private company limited by shares | Live |
| TANKON LIMITED | Private company limited by shares | Dissolved |
| Tankong Health & General Machardize Co., Limited | | Live |
| TANKONG METAL LIMITED | Private company limited by shares | Dissolved |
| TANKOOL-UP CO., LIMITED | Private company limited by shares | Live |
| TANKOS CO., LIMITED | Private company limited by shares | Live |
| TANKOS (HOLDING) LIMITED | Private company limited by shares | Live |
| TANKOS INVESTMENT LIMITED | Private company limited by shares | Live |